Vitamin K2(35) MK-7 50grams/bag high purity Free Shipping

Vitamin K2(35) MK-7 50grams/bag high purity Free Shipping

$685.00
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Product Details

SPECIFICATION OF Vitamin k2(35)(MK-7)

Product Name

Vitamin k2(35),MK-7

CAS#

27670-94-6

Assay(Dry Basis, HPLC )

98.0% min

Solubility

easily soluble in n-hexane, soluble in ethanol, slightly soluble in methanol, almost insoluble in water

Clarity In Hexane

clear and yellow

Identification

Ethanol+Potassium Hydroxide

Ethanol+Sodium Hydrosulfite

Absorption In Isooctane

Absorbance Ratio A1/A2

blue

yellow

325nm~327nm

0.32-0.38

Melting Point

33-37°C

Heavy Metals

20ppm max

Arsenic

2 ppm max

Menaquinone

not appear royal purple

Water

0.5% max

Residue On Ignition

0.10% max

Solvent Residue

Ethanol

0.5% max

Propanol

0.5% max

Other Related Substances Ratio

0.01% max

Appearance

yellow crystals powder

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* Delivery Time.
We need 1-2 days to process your order before shipping.There are two shipping methoed. Fast Delivery: The delivery time for US, European countries the delivery will take 3-5 days.Slow Delivery: The delivery time for US, European countries the delivery will take 10-15 days.
* Tracking information.
After we ship package, customer receive automatic email with tracking details.
* Lost Package Policy.
If a package did not arrive in 4 weeks after the shipping date, then this package is treated as Lost. In this case a new package will be shipped to the customer provided we are able to give the same items as those purchased by the customer. If we are not able to provide the same items to substitute the lost ones we will either propose to the customer similar items or refund their cost as it will be mutually agree with the customer. If one or more items neither the same nor similar are available to be shipped, the customer can request to cancel the order entirely, thus the total cost of the order including shipping and handling cost will be fully refunded.

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